Algebra

Front

What is Algebra?

Back

Algebra is a branch of mathematics that uses symbols (like x and y) to represent numbers in equations and formulas.

Front

What is a variable in Algebra?

Back

A variable is a symbol (usually a letter) that represents an unknown value in an equation or expression.

Front

Simplify: 4x^2 - 3x + 11 - 2x

Back

4x^2 - 5x + 11

Front

What is the length of x if x + 2 = 7?

Back

5

Front

Simplify the expression: 3x + 2x

Back

5x

Front

Solve the inequality: x + 7 < 9

Back

x < 2

Front

Solve the equation: 4x + 3 = -5

Back

-2

Front

What is an equation?

Back

An equation is a mathematical statement that asserts the equality of two expressions, typically containing variables.

Front

What does it mean to simplify an expression?

Back

To simplify an expression means to reduce it to its simplest form by combining like terms and eliminating unnecessary parts.

Front

What are like terms?

Back

Like terms are terms that have the same variable raised to the same power, allowing them to be combined.